engineer hold white plastic on hand polymer petrochemical product as polymer raw material for plastic in polymer chemical industry design and test in polymer science laboratory
Contributor: kunchainub
ID : 546594257
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Keywords
background, bead, chemical, chemistry, closeup, compound, design, engineer, extrusion, factory, grain, granulate, heap, industrial, industry, injection, laboratory, laboratory, manufacturing, material, molding, particle, pellet, petrochemical, pigment, plant, plastic, polyethylene, polymer, polystyrene, product, production, pvc, raw, reusing, recycling, research, resin, science, substance, technology, texture, thermoplastic, white, handRelated items
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